80=-16t+72t

Solution for 80=-16t+72t equation:

Simplifying
80 = -16t + 72t

Combine like terms: -16t + 72t = 56t
80 = 56t

Solving
80 = 56t

Solving for variable 't'.

Move all terms containing t to the left, all other terms to the right.

Add '-56t' to each side of the equation.
80 + -56t = 56t + -56t

Combine like terms: 56t + -56t = 0
80 + -56t = 0

Add '-80' to each side of the equation.
80 + -80 + -56t = 0 + -80

Combine like terms: 80 + -80 = 0
0 + -56t = 0 + -80
-56t = 0 + -80

Combine like terms: 0 + -80 = -80
-56t = -80

Divide each side by '-56'.
t = 1.428571429

Simplifying
t = 1.428571429